Harbor Freight Tools 94803 User's Manual
Contents
1. This warranty gives you specific legal rights and you may also have other rights which vary from state to state Cth Ea CA NS 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 800 444 3353 CANNONI ZINN SIA ZINN SII ZINN SIC ZR INANA ANNAN A RAS N ZA F U V For technical questions please call 1 800 444 3353 Page 82. For technical questions please call 1 800 444 3353 Page 2 10 11 12 13 14 15 16 17 18 19 20 Do not overreach Keep proper footing and balance at all times Do not reach over or across running machines or air hoses Maintain tools with care Keep tools clean for better and safer performance Follow instructions for lubricating and changing accessories Inspect tool cords and air hoses periodically and if damaged have them repaired by an authorized technician The handles must be kept clean dry and free from oil and grease at all times Disconnect air supply Disconnect air hose when not in use Remove adjusting keys and wrenches Check that keys and adjusting wrenches are removed from the tool or machine work surface before plugging it in Avoid unintentional starting Be sure the trigger is released when not in use and before plugging in Do not carry any tool with your finger on the trigger whether it is plugged in or not Stay alert Watch what you are doing use common sense Do not operate any tool when you are tired Check for damaged parts Before using any tool any part that appears damaged should be carefully checked to determine that it will operate properly and perform its intended function Check for alignment and binding of moving parts any broken parts or mounting fixtures and any other condition that may affect proper operation Any part that is damaged should be properly repaire
3. CENTRAL PNEUMATIC Oy E Professional 1 2 TWIN HAMMER IMPACT WRENCH Wfeye 1194803 ASSEMBLY AND OPERATING INSTRUCTIONS Due to continuing improvements actual product may differ slightly from the product described herein Distributed Exclusively by Pe a Wy a NTA 3491 Mission Oaks Blvd Camarillo CA 93011 Visit our Web site at http www harborfreight com TO PREVENT SERIOUS INJURY READ AND UNDERSTAND ALL WARNINGS AND INSTRUCTIONS BEFORE USE Copyright 2006 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools For technical questions and replacement parts please call 1 800 444 3353 Specifications 1 2 Square 6500 RPM Average Air Consumption 4 CFM Save This Manual You will need the manual for the safety warnings and precautions assembly instructions operating and maintenance procedures parts list and diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep the manual and invoice in a safe and dry place for future reference Safety Warnings and Precautions WARNING When using tool basic safety precautions should always be followed to reduce the risk of personal injury and damage to equipment Read all instructions before using this tool 1 Keep work area clean Cluttered areas
4. Wrench should only be used with impact sockets and extensions Using any other accessories can cause the accessories to break causing permanent damage to the unit and severe injury to the operator property or bystanders Note Performance of the compressor if powered by line voltage may vary depending on variations in local line voltage Extension cord usage may also affect tool performance Warning The warnings cautions and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur It must be under stood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator Unpacking When unpacking check to make sure the parts listed on page 8 are included If any parts are missing or broken please call Harbor Freight Tools at the number on the cover of this manual as soon as possible Operation Air Hase Line Vaive Impact AiR ee 7 pe ie I COMPRESSOR Air Hose on Reel Regulator Recommended Air Line Components For best service you should incorporate an oiler regulator and inline filter as shown in the diagram above Hoses couplers oilers regulators and filters are all available at Harbor Freight Tools 1 You will need to prepare a 1 4 air connector not included to connect to the Air Inlet 10 on the Impact Wrench First wrap the 1 4 air connector with pipe thread
5. d or replaced by a qualified technician Do not use the tool if any switch does not turn On and Off properly Guard against electric shock Prevent body contact with grounded surfaces such as pipes radiators ranges and refrigerator enclosures Replacement parts and accessories When servicing use only identical replacement parts Use of any other parts will void the warranty Only use accessories intended for use with this tool Approved accessories are available from Harbor Freight Tools Do not operate tool if under the influence of alcohol or drugs Read warning labels if taking prescription medicine to determine if your judgement or reflexes are impaired while taking drugs If there is any doubt do not operate the Wrench Use proper size and type extension cord If an extension cord is required it must be of the proper size and type to supply the correct current to the compressor without heating up Otherwise the extension cord could melt and catch fire or cause electrical damage to the compressor Check your air compressor s manual for the appropriate size cord Maintenance For your safety maintenance should be performed regularly by a qualified technician Compressed air only Use clean dry regulated compressed air at 90 PSI Never use oxygen carbon dioxide combustible gases or any other bottled gas as a power source for this tool SKU 94803 For technical questions please call 1 800 444 3353 Page 3 21 This Impact
6. invite injuries 2 Observe work area conditions Do not use machines or power tools in damp or wet locations Don t expose to rain Keep work area well lighted Do not use electrically powered compressors in the presence of flammable gases or liquids 3 Keep children away Children must never be allowed in the work area Do not let them handle machines tools extension cords or air hoses 4 Store idle equipment When not in use tools must be stored in a dry location to inhibit rust Always lock up tools and keep out of reach of children 5 Use the right tool for the job Do not attempt to force a small tool or attachment to do the work of a larger industrial tool There are certain applications for which this tool was designed It will do the job better and more safely at the rate for which it was intended Do not modify this tool and do not use this tool for a purpose for which it was not intended 6 Dress properly Do not wear loose clothing or jewelry as they can be caught in moving parts Protective electrically non conductive clothes and non skid footwear are recommended when working Wear restrictive hair covering to contain long hair Use eye and ear protection Always wear ANSI approved impact safety goggles and hearing protection Wear a full face shield if you are producing metal filings or wood chips Wear an ANSI approved dust mask or respirator when working around metal wood and chemical dusts and mists SKU 94803
7. pact Wrench down with a lint free cloth after each use Make sure the Anvil 33 is clear of dirt or debris If possible spray it with compressed air before each use 4 If you do not use an inline oiler filter system lubricate the tool daily by holding it so that the Air Inlet 10 is facing up Squeeze the Trigger 11 and place one or two drops of oil into the Air Inlet 10 Squeezing the Trigger 11 allows the oil to circulate in the motor FIGURE 1 Anvil 33 Trigger 11 Valve Knobs 3 Air Inlet 10 Left Valve Knob out for Reverse Right Valve Knob out for Forward Turn the Valve Knob 3 for more air flow and more power SKU 94803 For technical questions please call 1 800 444 3353 Page 6 Parts List Item Description ty 2 soew o a 3 ValveKnob i 4 foilWindow 5 PlasticGrip o 6 VaveSet i 7 Throttevave i 8 VaveSpins i 9 Exhaust Deflector 1 10 fariet o pit Trigger o a 12 TriggerShat 3 foRing o d e 14 Reverse Valve Bushing 1 15 ReverseVave _ 1 16 SteelBal i i7 Spring o 18 DoweiPin i 19 Gasket o o joa em po na 20 Reanna et Rear Rotor Bearg 1 s Tem Description ay 25 Poora S Ci 26 Fonema SSSC dC Ca wsm i 28 Front Roir Bearing 1 Czo HammerPin fe Cso wsm SSOS C Co hamme e se Hammercas Css stanara ani Tee foring SSC S 35 Socket Rean 36 Hammer Cage Bushing 1 a7 Hammercase Pit 2 Cs e
8. rkmanship for the YZ A period of 2 years from the date of purchase This warranty does not apply to damage due directly or indirectly Wes to misuse abuse negligence or accidents repairs or alterations outside our facilities or to lack of maintenance Sy Y We shall in no event be liable for death injuries to persons or property or for incidental contingent special eS A or consequential damages arising from the use of our product Some states do not allow the exclusion or YX limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WA WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING lt THE WARRANTIES OF MERCHANTABILITY AND FITNESS WS A ZA To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the complaint must accompany the merchandise If our inspection verifies the defect we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement We will return repaired products at our expense but if we determine there is no defect or that the defect resulted from causes not within the scope of 3 our warranty then you must bear the cost of returning the product N N N DX K KZ NA iN SS SO yA
9. se O 30 Protector SSSC dC Cao Feee SSSOS wC Ca e sen Ole jela END FMS lala a aea DNI RH INI mH INI PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT IN FACT THE MANUFACTURER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts SKU 94803 For technical questions please call 1 800 444 3353 Page 7 SKU 94803 Assembly Diagram and Warranty 39 SN CENTRAL PNEUMATIC LIMITED 2 YEAR 7 ate age y Dn w Sonepat pe Professional WARRANTY z A Harbor Freight Tools Co makes every effort to assure that its products meet high quality and durability standards Y PA and warrants to the original purchaser that this product is free from defects in materials and wo
10. seal tape before threading it into the Inlet 10 Connect the 3 8 ID Air Source Hose to a quick connect coupler not included and then to the Impact Wrench Note If you are not using an automatic oiler system before operation add a few drops of Pneumatic Tool Oil to the airline connection Add a few drops more after each hour of continual use 2 Set the air pressure on the regulator to 90 PSI Do not exceed the recommended air pressure of 90 PSI 3 Check the air connection for leaks Disconnect from the air source SKU 94803 For technical questions please call 1 800 444 3353 Page 4 Operation continued Refer to FIGURES 1 and 2 on page 6 and the Assembly Drawing on page 8 Note Turn off your air compressor and disconnect the air hose when you are changing sockets After you attach the socket attach the air hose and turn the air compressor on 4 Select the appropriate size 1 2 drive impact socket for your needs 5 Push and snap the socket not included onto the Anvil 33 6 Note As shown on FIGURE 2 on page 6 there are two Valve Knobs 3 one for For ward and one for Reverse T Tighten the nut as tight as you can by hand 8 Place the socket not included over the nut you wish to tighten Warning This Impact Wrench supplies powerful torque and is designed to be operated with two hands Failure to operate the Impact Wrench with two hands may result in serious injury 9 Grip the Impact Wrench firmly
11. with two hands and gently squeeze the Trigger 11 Note If the Impact Wrench cannot tighten the nut to your satisfaction do not raise the air pressure on the compressor over 90 PSI Pressures above 90 PSI will strip the workpiece and damage the tool potentially causing the tool to fail causing serious injury Use other appropriate methods and tools to tighten the nut 10 When the nut is tightened release the Trigger 11 Turn off the air compressor and disconnect the hose 11 If available check the recommended torque specification for the nut Use a torque wrench to tighten the nut to the proper setting after using the Impact Wrench Loosening Note Use the Left Valve Knob for Reverse See Figure 2 on page 6 12 Place the socket not included over the nut you wish to loosen 13 Grip the Impact Wrench firmly with two hands and gently squeeze the Trigger 11 Note If the Impact Wrench cannot loosen the nut do not raise the air pressure on the compressor over 90 PSI Do not attempt to loosen the nut with the Impact Wrench Use other appropriate methods and tools to loosen the nut 14 When the nut is loosened release the Trigger 11 Turn off the air compressor and disconnect the hose 15 lf needed remove the nut from the socket SKU 94803 For technical questions please call 1 800 444 3353 Page 5 Maintenance 1 Make sure your Impact Wrench is disconnected from the air hose before attempting any maintenance Wipe the Im
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